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Date:      Wed, 25 Jun 2003 18:19:45 +0900
From:      Hideki ONO <ono@kame.net>
To:        freebsd-bugs@freebsd.org
Subject:   Re: kern/40723: Disabling multicast on vlan interface caused kernel panic
Message-ID:  <m21xxi5xam.fsf@hogehoge.soft.net.fujitsu.co.jp>
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This bug(kenr/40723) is still reproducible on FreeBSD 4.8R (and
probably on 5.1R).
Following patch seems to fix the problem for me.

--- if.c        14 Jun 2003 08:22:02 -0000      1.34
+++ if.c        25 Jun 2003 09:16:59 -0000
@@ -1556,8 +1556,10 @@
                               M_IFMADDR, M_WAITOK);
                        bcopy(llsa, dupsa, llsa->sa_len);
                        ifma->ifma_addr = dupsa;
+                       ifma->ifma_lladdr = NULL;
                        ifma->ifma_ifp = ifp;
                        ifma->ifma_refcount = 1;
+                       ifma->ifma_protospec = 0;
                        s = splimp();
                        LIST_INSERT_HEAD(&ifp->if_multiaddrs, ifma,
                        ifma_link);
                        splx(s);
--
ono@kame.net

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